Fix spacing of headings of integration manager on General settings tab

cypress/e2e/settings/set-integration-manager.spec.ts

@@ -0,0 +1,60 @@
+/*
+Copyright 2023 Suguru Hirahara
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+/// <reference types="cypress" />
+
+import { HomeserverInstance } from "../../plugins/utils/homeserver";
+
+const USER_NAME = "Alice";
+
+describe("Set integration manager", () => {
+    let homeserver: HomeserverInstance;
+
+    beforeEach(() => {
+        cy.startHomeserver("default").then((data) => {
+            homeserver = data;
+            cy.initTestUser(homeserver, USER_NAME);
+        });
+    });
+
+    afterEach(() => {
+        cy.stopHomeserver(homeserver);
+    });
+
+    it("should be correctly rendered", () => {
+        cy.openUserSettings("General");
+
+        cy.get(".mx_SetIntegrationManager").within(() => {
+            // Assert the toggle switch is enabled by default
+            cy.get(".mx_ToggleSwitch_enabled").should("exist");
+
+            // Assert space between "Manage integrations" and the integration server address is set to 4px;
+            cy.get(".mx_SetIntegrationManager_heading_manager").should("have.css", "column-gap", "4px");
+
+            cy.get(".mx_SetIntegrationManager_heading_manager").within(() => {
+                cy.get(".mx_SettingsTab_heading").should("have.text", "Manage integrations");
+
+                // Assert the headings' inline end margin values are set to zero in favor of the column-gap declaration
+                cy.get(".mx_SettingsTab_heading").should("have.css", "margin-inline-end", "0px");
+                cy.get(".mx_SettingsTab_subheading").should("have.css", "margin-inline-end", "0px");
+            });
+        });
+
+        cy.get(".mx_SetIntegrationManager").percySnapshotElement("'Manage integrations' on General settings tab", {
+            widths: [692], // actual width of mx_SetIntegrationManager
+        });
+    });
+});

res/css/views/settings/_SetIntegrationManager.pcss

@@ -29,6 +29,7 @@ limitations under the License.
             .mx_SettingsTab_subheading {
                 margin-top: 0;
                 margin-bottom: 0;
+                margin-inline-end: 0; /* Cancel the default right (inline-end) margin */
             }
         }